REPAIR MAINT OF FILTER BEDS, STP AND OTHER MISC WORKS UNDER GE NASIK ROAD.

Amount

Excavation in trenches not exc 1.5 mtr wide and not exc 1.5 mtr deep and getting out in soft loose soil all as specified and directed

Returining, filling in including spreading, levelling watering and well ramming in layer not exce 25 cm, all as specified and directed

Removing excavated soil to a distance not exce 50 mtr and deposited where directed at a level not exceding 1.5 mtr abvoe the starting point all as specified and directed.

Taking out sludge/silt removal of complete sludge and silt with help of mechanically operated lift machine/crane,manually, scrapping out complete by vaccume pump installed on vehicle, sludge from the side wall of tank with the help of wire brush , taking out complete sludge and silt and depositing the same to a distance exc 1.00 Km and not exc 1.5 km at a site as directed, applying two coats of lime wash on side walls of tank and clearing the site as directed by Engr-in-Charge for grit tank, aeration tank, primary settling, final settling, digestion chamber, Depot tank and ADGM tank located in distance of 1 KM and disposal in existing STP wing V.

Dewatering by pumping out raw sewarage water with the help of diesel engine driven pump set or elecric driven pump set or by vaccume pump installed on vehicle from grit tank, aeration tank, primary settling, final settling, digestion chamber, Depot tank and ADGM tank and disposing the water through connected hose pipes etc to the nallah all as specified and directed.

Taking out filter media from filter beds of all size sands & gravels of 12000 gallons/hrs and 18000 gallons/hrs capacity and depositing whereas directed to a distance not less than 50 mtr for cleaning out and screening out all as specified and directed by Engr-in-charge.

Supply and filling new filter media consisting of gravels 25mm in the filter bed of uniform size in layers complete all as specified and directed by Engr-in-Charge.

All as per Item No. 7.00 but size in 15mm

All as per Item No. 7.00 but size in 6mm

Sand 10/20 Mesh

Sand 20/30 Mesh

Dismantling and taking out unserviceable PVC/copper nozzles from filter beds and keeping a side.

Refixing the blocked PVC Nozzles from filter beds and cleaned by air wash and refixing the same.

S&F in replacement copper nozzles air wash type fixed to filter stainer in the filter beds including making good adjointing disturbed area complete all as specified and directed by Engr-in-Charge.

S&F PVC nozzles air wash type fixed to filter stainer in the filter beds including making good adjointing disturbed area complete all as specified and directed by Engr-in-Charge.

Dismantling & taking out PVC corrugated sheets

M&L for PVC corrugated sheet not less than 2mm thickness cut in required length and fixed as fins of clarifier.

Cutting dismantling of rusted MS rods, angles iron of fins support and taking out for disposals.

M&L MS fabricating works made out of 12mm dia bar and 50x80x6mm thick angle iron cut into required length and welded on Horizontal railing of MS angle for fins support in clarifier all as per site condition.

Dismantling and taking out broken Hume pipe laid in filter beds and stacking where directed of size 80/150mm dia.

M&L for PVC heavy duty pipe thickness not less than 7mm of 80 mm dia working pressure 10 Kg /cm2 with required necessary holes on PVC pipe for flowing pure water from the filter beds complete with fixing necessary PVC fittings such as reducer & bend, tees/branch connection etc all as directed.

M&L for PVC heavy duty pipe thickness not less than 7mm of 150 mm dia with required necessary holes on PVC pipe for flowing pure water from the filter beds complete with fixing necessary PVC fittings such as reducer & bend, tees/branch connection etc all as directed.

Repairs to intake operating gear system of settling tanks and filter beds and fixing required new rods, plate, nuts & bolts etc required greasing for smooth functioning all as specified and directed by the Engr-in-charge.

Collecting samples of water from waldevi filteration plant in sterlized bottle and testing bacteriological tests in Distt Public Health laboratory Nashik and submitting test report to Engineer in charge. Note: 1. Two Bottles 5 liter will be included in the schedule.

Collecting samples of water from waldevi filteration plant in 5 Ltr jerrycan and testing chemical tests in Distt Public Health laboratory Nashik and submitting test report to Engineer in charge. Note: 1.Two Jerrycans of 5 Ltrs will be included in the schedule.

Collecting samples of raw water and treated water from Sewage Treatment plant in 5 Ltr jerrycan and testing COD,BOD,TSS,TDS,PH tests in Govt authorised Lab or reputed laboratory and submitting test report to Engineer in charge. Note: 1. Four Jerrycans of 5 Ltr will be included in the schedule.

Supply and laying in replacement Ductile iron pipes K-9 (tyton joint ) with spigot and socket ends centrifugally cast in any length with rubber tyton joint, laid in trenches of size 600 mm dia

Supply and laying in replacement Ductile iron pipes K-9 DI Tail piece of 600 mm dia

Supply and laying in replacement Ductile iron pipes K-9 DI Machanical joint of 600 mm dia

Supply and laying in replacement CI Sluice Valve rising spindle of 600 mm dia make kirloskar incliding with 10 M GI pipe of 25 mm dia bore and SS rod of size 15 mm from sluice valve to wheel on Ground level. PN 10

M&L for Construction valve chamber with bricks masonry of size 1.2 mtr x 1.2 mtr x 1.2 mtr (internal dimension) with 15 cms thick foundation using PCC (1:4:8), type D2, using (40 mm graded stone aggregate), 23 cm thick brick walls built in cement mortar (1:6), 10 mm thick plaster in cement mortar (1:4) on internal and external surface (above ground level), finished even and fair without using extra cement 5mm thick MS sheet cover including 1x1x1 mtr thick angle iron frame fixed on 150 mm thick PCC (1:2:4), type B1, using 20 mm graded stone aggregate) as in including 25 mm x 6 mm flat iron hold fasts, handles, hinges with locking arrangement and applying two coats of synthetic enamel paint over one coat of red oxide primer to steel surface including excavation earthwork in hard / dense soil returning filling in. disposal of surplus soil to a distance n. exc 50 mtr outside MD land etc, complete all as specified and directed

Supply, laying, fixing in replacement 80 mm GI tubing medium grade with all necessary fittings such as bends,elbows,tees,shorts pieces,disminishing pieces,caps & plugs in trenches/on fioor all as directed. (Note : Earth work will be measured and paid separately.

Supply,Laying in replacement of fire hydrent valve with single headed with complete discharge male end with locking system with all acesserious

Supply, laying, fixing in replacement Duck foot bend 90 degree.

NOTE : - AMOUNT OF SCHEDULE OF CREDIT RS. 1,02,233.50 WILL BE DEDUCTED FROM TOTAL AMOUNT OF BOQ.

UNITED ENTERPRISES

M/S MK Nair

Shree Sai Samarth Enterprises

Vision Earthcare Pvt Ltd

MANOVANDANA CONSTRUCTION

M/S SVOJAS ELECTROMECH ENTERPRISES

Bidder Name

MAHIMA CONSTRUCTION

UNITED ENTERPRISES

M/S MK Nair

Vision Earthcare Pvt Ltd

Shree Sai Samarth Enterprises

MANOVANDANA CONSTRUCTION

M/S SVOJAS ELECTROMECH ENTERPRISES